Fix Trace command when non valid files are found

src/Tracer.php

@@ -60,13 +60,17 @@ private function appClasses($paths)
             $classes = array_merge($classes, $this->filesystem->allFiles($path));
         }
 
-        return array_map(function (\SplFIleInfo $file) {
+        return array_filter(array_map(function (\SplFIleInfo $file) {
+            if ($file->getExtension() !== 'php') {
+                return;
+            }
+
             $content = $this->filesystem->get($file->getPathName());
             preg_match("/namespace ([\w\\\\]+)/", $content, $namespace);
             preg_match("/class (\w+)/", $content, $class);
 
             return ($namespace[1] ?? '').'\\'.($class[1] ?? '');
-        }, $classes);
+        }, $classes));
     }
 
     private function loadModel(string $class)

tests/Feature/Commands/TraceCommandTest.php

@@ -8,6 +8,7 @@
 use Blueprint\Tracer;
 use Illuminate\Support\Facades\File;
 use Mockery\Adapter\Phpunit\MockeryPHPUnitIntegration;
+use Symfony\Component\Yaml\Yaml;
 use Tests\TestCase;
 
 /**
@@ -69,7 +70,7 @@ public function relative_class_name_removes_models_namespace()
         $this->assertEquals($method->invoke(new Tracer(), app('App\Comment')), 'Comment');
         $this->assertEquals($method->invoke(new Tracer(), app('App\Models\Tag')), 'Tag');
     }
-  
+
     public function it_passes_the_command_path_to_tracer()
     {
         $this->filesystem->shouldReceive('exists')
@@ -85,4 +86,50 @@ public function it_passes_the_command_path_to_tracer()
         $this->artisan('blueprint:trace --path=vendor/package/src/app/Models')
             ->assertExitCode(0);
     }
+
+    /** @test */
+    public function it_traces_models_with_differente_namespaces()
+    {
+        $this->requireFixture('models/comment.php');
+        $this->requireFixture('models/custom-models-namespace.php');
+
+        $expectedBlueprint = Yaml::dump([
+                'models' => [
+                    'Comment' => [],
+                    'Models\Tag' => [],
+                ],
+            ]);
+
+        $this->filesystem->shouldReceive('exists')
+            ->with('app')
+            ->andReturnTrue();
+
+        $this->filesystem->shouldReceive('allFiles')
+            ->with('app')
+            ->andReturn([
+                new \SplFileInfo('Comment.php'),
+                new \SplFileInfo('Models\Tag.php'),
+                new \SplFileInfo('OtherFile.ext'),
+            ]);
+
+        $this->filesystem->shouldReceive('get')
+            ->with('Comment.php')
+            ->andReturn($this->fixture('models/comment.php'));
+
+        $this->filesystem->shouldReceive('get')
+            ->with('Models\Tag.php')
+            ->andReturn($this->fixture('models/custom-models-namespace.php'));
+
+        $this->filesystem->shouldReceive('exists')
+            ->with('.blueprint')
+            ->andReturnFalse();
+
+        $this->filesystem->shouldReceive('put')
+            ->with('.blueprint', $expectedBlueprint)
+            ->andReturnTrue();
+
+        $this->artisan('blueprint:trace')
+            ->assertExitCode(0)
+            ->expectsOutput('Traced 2 models');
+    }
 }

tests/TestCase.php

@@ -30,6 +30,7 @@ protected function getEnvironmentSetUp($app)
         $app['config']->set('blueprint.generate_phpdocs', false);
         $app['config']->set('blueprint.use_constraints', false);
         $app['config']->set('blueprint.fake_nullables', true);
+        $app['config']->set('database.default', 'testing');
     }
 
     public function fixture(string $path)